Machine description: New 2023 Airman POS185S Towable Air Compressor, 1 Hour, Tier 4 , 47.6 HP Yanmar Diesel Engine,, 185 CFM, 100 PSI, 24-gallon fuel Tank capacity, 62 dBA noise level, 5.3-gallon air receiver tank, 120 PS... more info about the 2023 Airman PDS185S-6E1.